Abstract:
A method of caller identification on an A/V telecommunication device having a network connection, a telecommunications processor connected to the network connection and a video processor connected to the network connection may be performed by receiving caller identification information with an incoming call, retrieving an image file associated with the caller information and displaying the image file on the A/V telecommunication device.

Description:
TECHNICAL FIELD OF THE INVENTION  
       [0001]     The invention relates to the field of video telephony, in particular to an integrated multi-network video telephones.  
       BACKGROUND OF THE INVENTION  
       [0002]     The combination of video and audio channels provide a unique platform for interpersonal communication. With the availability of broadband Internet network connections in the home, there is an opportunity to provide further methods of interaction between content providers and consumers.  
         [0003]     What is needed, therefore, is a system and method of providing a broadband information appliance.  
       SUMMARY OF THE INVENTION  
       [0004]     A method of caller identification on an A/V telecommunication device having a network connection, a telecommunications processor connected to the network connection and a video processor connected to the network connection may be performed by receiving caller identification information with an incoming call, retrieving an image file associated with the caller information and displaying the image file on the A/V telecommunication device.  
     
    
     BRIEF DESCRIPTION OF THE DRAWINGS  
       [0005]     For a more complete understanding of the present invention and the advantages thereof, reference is now made to the following description taken in conjunction with the accompanying Drawings in which:  
         [0006]      FIG. 1  illustrates a household broadband information appliance;  
         [0007]      FIG. 1A  illustrates a handset for a household broadband information appliance;  
         [0008]      FIG. 2  illustrates a block diagram of a household broadband information appliance;  
         [0009]      FIG. 3  illustrates a block diagram of a household broadband information appliance; and  
         [0010]      FIG. 4  illustrates a system for caller identification.  
     
    
     DETAILED DESCRIPTION OF THE INVENTION  
       [0011]     Referring now to the drawings, wherein like reference numbers are used to designate like elements throughout the various views, several embodiments of the present invention are further described. The figures are not necessarily drawn to scale, and in some instances the drawings have been exaggerated or simplified for illustrative purposes only. One of ordinary skill in the art will appreciate the many possible applications and variations of the present invention based on the following examples of possible embodiments of the present invention.  
         [0012]     With reference to  FIG. 1 , a functional depiction of a broadband information appliance  100  is shown. The broadband information appliance  100  includes a base unit  101 . The base unit  101  typically houses the processing circuits, memory storage, interfaces  105 , manual inputs  102  and power connections. The base unit  101  may be attached to a display  103 . The display  103  may be integral with the base unit  101 . The display  103  may be an independent unit fixedly attached to the base unit  101 . The display  103  may be interchangeably attached to the base unit  101  such that the display  103  may be easily exchanged for a different display  103 .  
         [0013]     Base unit  101  may include manual inputs  102 . Typically the manual inputs  102  may include a standard telephone keypad with ten numeric buttons plus “#” and “*” buttons. The manual inputs  102  may further include any number of other buttons, switches, thumbwheels or other appropriate manual input devices. A wide variety of functions and features may be controlled using the manual inputs  102 . Manual inputs  102  may include navigation keys or a joystick for up, down, right and left selections, programmable soft keys. Power and status LEDs may also be provided.  
         [0014]     Base unit  101  may be connected to a handset  104 . Handset  104  may be substantially a standard telephone handset including a microphone and speaker. Handset  104  may be directly connected to the base unit  101 . A handset  104  directly connected to the base unit  101  may be called a “tethered” or “wired” handset. Handset  104  may also include a wireless transceiver for wireless connection to a base unit including (or connected to) a wireless transceiver. The wireless transceivers may be a 2.4 gigahertz transceivers or may use any other suitable wireless transceiver frequency. The wireless transceivers may be spread spectrum transceivers. A handset  104  wirelessly connected to the base unit may be called a “wireless” handset.  
         [0015]     Base unit  101  may be connected to an interface  105 . Typically, interface  105  will be integral with base unit  101 . Interface  105  includes an interface for connection to network  106 . Network  106  may be an open network such as the Internet. Interface  105  includes interface connections  107  for connecting the base unit  101  to a variety of peripherals or networks. Typically, the interface  105  will provide Ethernet ports, telephone handset and keypad support, video capture and display ports including NTSC composite input, and output ports, S-video ports, NTSC camera ports and LCD display ports. The interface  105  may include audio capture and reproduction ports, an external microphone port, an external speaker port, two audio line level inputs, a handsfree speakerphone,  
         [0016]     A digital video camera  115  may be connected to base unit  101 . Typically digital video camera  1105  is a CCD camera device. The digital video camera  115  may be integral with the base unit  101  or the display  103 . An additional digital video camera  137  may be integral with the handset  104 . A privacy shield  141  may be a cover provided to disable the digital video camera  137  by covering the lens of the digital video camera  137 .  
         [0017]     With reference to  FIG. 1A , a more detailed depiction of the features that may be incorporated into handset  104  is shown. The handset  104  typically includes a speaker  135  and a microphone  136  to provide standard audio communication. Handset  104  may include a digital video camera  137 , typically at one end of the handset  104 . A scanner  138  may be provided on the handset  104  to read machine readable codes or to scan image data. An LCD display  139  may be provided on the handset  104  to allow the user to see the input from digital video camera  137 , show video data being shown on display  103  when the handset  104  is being used remotely from the base  101 . The handset display  139  may also show alternate visual data. The handset  104  may include further manual inputs  140  to control the video camera  137 , handset display  139 , scanner  138 .  
         [0018]     With reference to  FIG. 2 , a functional block diagram of a basic broadband information appliance  100  is shown. A gateway  110  provides an interface to network  106 . The gateway communicates with voice-over-internet-protocol (VOIP) hardware  111  and video hardware  114 . The VOIP hardware  114  may be directly connected to wired handset  104  or may be connected to a cordless base unit  112  which provides wireless communication with a cordless handset  113 . The video hardware  114  may be connected to a video camera  115  and a display  103 .  
         [0019]     With reference to  FIG. 3 , a more detailed functional block diagram of a broadband information appliance  100  is shown. A gateway  110  provides communication with one or more networks  106 . Gateway  110  may be a Micrel KS8695P processor. The gateway  110  typically acts as the master boot processor for the broadband information appliance  100 . The gateway  110  is typically an integrated, multi-port PCI bridge system on a chip. The KS8695P integrates an ARM922T CPU, a PCI bridge that can support up to 3 external PCI masters and a 5-port switch with integrated media access controllers and low power Ethernet PHYs. The PCI interface can be connected gluelessly to miniPCI or cardbus wireless LAN cards that support 802.11a/g/b. Those skilled in the art will recognize that other processors, chips or configurations could be used for the gateway  110 .  
         [0020]     The KS8695P gateway processor includes five Ethernet MAC and PHY, 10/100 Base-Transceivers. It includes a PCI bridge and Master arbiter of up to 3 external PCI 2.1 compliant controllers, supporting a 32 bit data bus as 33 MHz clock speed. The processor includes a memory controller for glueless synchronous DRAM support at 133 MHz access of up to 32 MB. The processor has a standard memory bus for SRAM and flash ROM, 32 bit address, 32 bit data up to 32 MB, with general purpose I/O pins and a JTAG port.  
         [0021]     Gateway  110  provides one or more external Ethernet ports. Gateway  110  includes Ethernet ports for both uplink  116  and downlink  117  connections. Typically, uplink  116  and downlink  117  are integrated, however according to some embodiments, separate communication links may be provided for the uplink  116  and downlink  117 , particularly where bandwidth limitations make it advisable to provide greater bandwidth for the downlink  117  than the uplink  116 .  
         [0022]     Gateway  119  may be connected to a link controller  119 , a USB host controller  120 , a mini-PCI slot  121  or other interfaces. Gateway  119  may be connected to gateway memory  118 . Gateway memory  118  may be flash memory, SDRAM or other suitable memory device.  
         [0023]     Gateway  119  may be connected to a VOIP processor  111 . A VOIP processor  111  is a communication processor for audio codec and telephone management. The VOIP processor  111  may be a Telogy TNETV1050 DSP. The VOIP processor may include a MIPS32 reduced instruction set computer processor and a C55 DSP. The RISC processor software supplies overall system services and performs user interface, network management, protocol stack management, call processing and task scheduling functions. The DSP software provides real-time voice processing functions such as echo cancellation, compression, pulse-code modulation data processing and tone generation and detection.  
         [0024]     Two 10/100 Base-T Ethernet MAC and PHY are included with integrated layer- 2  three-port Ethernet switches. On-chip peripherals include an 8×8 keypad interface, USB controller host, universal asynchronous receiver/transmitter serial interface, a programmable serial port, several general-purpose input/outputs and integrated voltage regulator.  
         [0025]     The integrated dual channel 16-bit voice coder/decoder integrates the critical functions needed for IP phone applications, including two analog-to-digital converters and two digital to analog converters. Other features include analog and digital sidetone control, filter, programmable gain options, a programmable sampling rate, 8-speaker driver, microphone, handset and headset interfaces.  
         [0026]     The VOIP processor  111  may include dual Ethernet MAC and PHY, 10/100 base transceivers. The VOIP processor  111  may include a speaker and microphone for handset, headset, and optional input and output sources. The VOIP processor  111  may include a PC and Palm compatible IrDA transceiver, a RS-232 serial port, a USB host port, general purpose I/O pins for LED and configuration options. The VOIP processor  111  may include synchronous DRAM, 133 MHz up to 128 MB, a standard memory bus, a JTAG port and HP Logic analyzer connectors. Those skilled in the art will recognize that other VOIP processors may be used as suitable.  
         [0027]     VOIP processor  111  may be connected to a VOIP memory  112 . VOIP memory  112  may be a flash memory, SDRAM or other suitable memory devices. The VOIP hardware  111  may be connected to a handset  104  or a cordless base  112  which provides wireless communication with a cordless handset  113 . The VOIP hardware  111  may be connected to manual input devices  102 , a microphone  124 , a speaker  123 . VOIP hardware  111  may be connected to an alpha-numeric keyboard  125 .  
         [0028]     Gateway  110  may be connected to video processor  114 . The video processor  114  is a video codec and LCD panel controller. The VOIP processor  111  may be a TI TMS320DM642 digital signal processor. The digital signal processor may be based on the second-generation high-performance advanced VelociTI very-long-word-instruction (VLIW) architecture. The digital signal processor may provide 4800 million instructions per second at a clock rate of 600 MHz. The DSP offers operational flexibility of high speed controllers and the numerical capability of array processors. A DSP core processor has 64 general purpose registers of 32-bit word length and eight independent functional units including two multipliers for 32 bit word length and six arithmetic logic units. The DSP provides extensions in the eight functional units including new instructions to accelerate performance in video and imaging applications to extend parallelism. The DSP can produce four 32-bit multiply accumulates per cycle for a total of 2400 million MACs per second or eight 8-bit MACs per cycle for a total of 4800 million MACs. The DSP may have application specific hardware logic, on-chip memory and additional on-chip peripherals.  
         [0029]     The DSP typically uses a two-level cache-based architecture. A Level  1  program cache is a 128-Kbit direct mapped cache and a Level  1  data cache is a 128-Kbit 2-way set-associative cache. A Level  2  memory cache consists of a 2-Mbit-memory space that is shared between program and data space. Level  2  memory can be configured as mapped memory.  
         [0030]     The peripheral set may include configurable video ports; a 10/100 Mb/s Ethernet MAC; a management data input/output; a VCXO interpolated control port; a multichannel buffered audio serial port; an inter-integrated circuit bus module; two multichannel buffered serial ports; three 32-bit general purpose timers; a user-configurable 16-bit or 32-bit host port interface; a peripheral component interconnect; a 16-ping general-purpose input/output port with programmable interrupt/even generation modes; and a 64-bit glueless external memory interface which is capable of interfacing to synchronous and asynchronous memories and peripherals.  
         [0031]     The DSP may have three configurable video port peripherals. These video port peripherals provide a glueless interface to common video decoder and encoder devices. The DSP video port peripherals support multiple resolutions and video standards. The video ports peripherals are configurable and can support video capture and video display modes. Each video port may include two channels with a 5120 byte capture/display buffer that is split-able between the two channels.  
         [0032]     The DSP may include three video ports including a capture port interfaced with a Philips SAA7115 decoder with integrated multiplexer for NTSC, S-video sources; display port interfaced with Philips SAA7105 NTSC and S-video encoder and a third port dedicated to an LCD panel. The DSP may include Ethernet MAC 10/100 Base-Transceivers. The DSP may include general purpose I/O pins and a JTAG port. The DSP may be a synchronous DRAM 64-bit wide, 133 MHz up to 1 GB support. The DSP may include a standard asynchronous memory bus 32 bit. The DSP may include HP logic analyzer connectors for memory bus address, data and control signals. Those skilled in the art will recognize that other DSP processors may be implemented.  
         [0033]     The video processor  114  may be connected to a video memory  128 . Video memory  128  may be a flash memory, SDRAM or other suitable memory device. The video processor  114  may be connected to an video decoder  126 . Video decoder  126  may be a NTSC decoder. Video decoder  126  may receive video signals from an external source  127  or a video camera  115 . The video processor  114  may be connected to a video encoder  129 . The video encoder  129  may be an NTSC encoder. The video encoder  129  may be integral with a CSC  133  to provide video signals to an RGB/LCD panel  132 . The video encoder  129  may provide video signals to an LCD panel  130  and a CV/S/RGB output.  
         [0034]     The gateway  110 , VOIP processor  111  and video processor  114  may be mutually connected to a CPLD decoder  134 .  
         [0035]     The broadband information appliance  100  may include smart media access, an infrared transceiver, an unpowered firewire port, fast peripheral ports, a wireless interface, Bluetooth support and a HomePlug interface.  
         [0036]     The broadband information appliance  100  may be an AC powered device, using residential power distribution of 120 VAC at 60 Hz or 230 VAC at 50 Hz. A power adapter may conver the AC power to 12 volts DC.  
         [0037]     The broadband information appliance typically includes three memory module, particularly the gateway memory  118 , the VOIP memory  122  and the video memory  128 . SDRAM memory may be connected through each of the direct SDRAM interfaces in the DSP and gateway processors. SDRAM may be rated to operate at 133 MHz and terminated with discrete components. Dedicated SDRAM for each processor may be used.  
         [0038]     With reference to  FIG. 4 , an A/V telecommunication device  100  including digital video caller identification functions is shown. A/V telecommunication device  100  includes a display  103  and a memory  118 . The A/V telecommunication device  100  is connected to a network  106 . A host server  202  with memory  221  is connected to network  106 . Other A/V telecommunication devices  100   a  including displays  103   a  are also connected to network  106 . When an A/V telecommunication device  100   a  initiates a connection with A/V telecommunication device  100 , a signal identifying A/V telecommunication device  100   a  to A/V telecommunication device  100 . In response to the identifying signal, a pre-selected image display of the caller is shown on display  103  of AV telecommunication device  100 , to identify the caller to the callee. The image could be supplied by the caller&#39;s AVTD  100   a , either at an earlier time and synchronously with the initiation signals. The image may be selected and associated with the caller/source. The selected image may be downloaded, scanned or otherwise input to the A/V telecommunication device  100 .  
         [0039]     It will be appreciated by those skilled in the art having the benefit of this disclosure that this invention provides a broadband information appliance. It should be understood that the drawings and detailed description herein are to be regarded in an illustrative rather than a restrictive manner, and are not intended to limit the invention to the particular forms and examples disclosed. On the contrary, the invention includes any further modifications, changes, rearrangements, substitutions, alternatives, design choices, and embodiments apparent to those of ordinary skill in the art, without departing from the spirit and scope of this invention, as defined by the following claims. Thus, it is intended that the following claims be interpreted to embrace all such further modifications, changes, rearrangements, substitutions, alternatives, design choices, and embodiments.