A coordinate measurement system for identifying a type of a contact object that is in contact with a coordinate measurement apparatus and for determining a position of the contact object, the system comprising: a coordinate indicating apparatus; and the coordinate measurement apparatus, wherein the coordinate measurement apparatus comprises: a channel electrode unit including a first plurality of electrodes and a second plurality of electrodes, wherein the first plurality of electrodes transmits an electrical transmission signal; and a controller configured to measure a signal outputted from the second plurality of electrodes, wherein the coordinate indicating apparatus comprises: a conductive tip configured to form a capacitance with the electrodes of the channel electrode unit; a resonant circuit unit configured to produce resonance by using the electrical transmission signal and generate a resonance signal corresponding to the received electrical transmission signal, wherein the resonant circuit unit is connected to the conductive tip, the resonance signal is included in the signal outputted from the second plurality of electrodes, and wherein the controller is further configured to determine with a capacitance change between the electrodes the position of the contact object based on a signal outputted from at least one electrode of the second plurality of electrodes, and to identify the type of the contact object based on a frequency response characteristic of the resonance signal outputted from the at least one electrode of the second plurality of electrodes during a rest period in which no electrical transmission signal is transmitted by the first plurality of electrodes. a coordinate indicating apparatus; and the coordinate measurement apparatus, wherein the coordinate measurement apparatus comprises: a channel electrode unit including a first plurality of electrodes and a second plurality of electrodes, wherein the first plurality of electrodes transmits an electrical transmission signal; and a controller configured to measure a signal outputted from the second plurality of electrodes, a channel electrode unit including a first plurality of electrodes and a second plurality of electrodes, wherein the first plurality of electrodes transmits an electrical transmission signal; and a controller configured to measure a signal outputted from the second plurality of electrodes, wherein the coordinate indicating apparatus comprises: a conductive tip configured to form a capacitance with the electrodes of the channel electrode unit; a resonant circuit unit configured to produce resonance by using the electrical transmission signal and generate a resonance signal corresponding to the received electrical transmission signal, wherein the resonant circuit unit is connected to the conductive tip, the resonance signal is included in the signal outputted from the second plurality of electrodes, and wherein the controller is further configured to determine with a capacitance change between the electrodes the position of the contact object based on a signal outputted from at least one electrode of the second plurality of electrodes, and to identify the type of the contact object based on a frequency response characteristic of the resonance signal outputted from the at least one electrode of the second plurality of electrodes during a rest period in which no electrical transmission signal is transmitted by the first plurality of electrodes. a conductive tip configured to form a capacitance with the electrodes of the channel electrode unit; a resonant circuit unit configured to produce resonance by using the electrical transmission signal and generate a resonance signal corresponding to the received electrical transmission signal, wherein the resonant circuit unit is connected to the conductive tip, the resonance signal is included in the signal outputted from the second plurality of electrodes, and wherein the controller is further configured to determine with a capacitance change between the electrodes the position of the contact object based on a signal outputted from at least one electrode of the second plurality of electrodes, and to identify the type of the contact object based on a frequency response characteristic of the resonance signal outputted from the at least one electrode of the second plurality of electrodes during a rest period in which no electrical transmission signal is transmitted by the first plurality of electrodes.