EXHIBIT 5 

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 1 of 10
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IN THE UNITED STATES DISTRICT COURT 

FOR THE WESTERN DISTRICT OF TEXAS 

WACO DIVISION 

WSOU INVESTMENTS LLC D/B/A 

BRAZOS LICENSING AND 

DEVELOPMENT,

 Plaintiff,

v. 

ZTE CORPORATION, ZTE (USA) INC. 

AND ZTE (TX), INC.,

 Defendants.

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C.A. NO. 6:20-cv-00487-ADA

C.A. NO. 6:20-cv-00488-ADA

C.A. NO. 6:20-cv-00489-ADA

C.A. NO. 6:20-cv-00490-ADA

C.A. NO. 6:20-cv-00491-ADA

C.A. NO. 6:20-cv-00492-ADA

C.A. NO. 6:20-cv-00493-ADA

C.A. NO. 6:20-cv-00494-ADA

C.A. NO. 6:20-cv-00495-ADA

C.A. NO. 6:20-cv-00496-ADA

C.A. NO. 6:20-cv-00497-ADA

DEFENDANTS’ SECOND NARROWED CLAIM TERMS AND CONSTRUCTIONS

Pursuant to the Court’s First Amended Scheduling Order (Dkt. No. 45)1 and the Court’s 

February 26, 2021 e-mail order, Defendants ZTE Corporation, ZTE (USA) Inc., and ZTE (TX), 

Inc. (collectively “ZTE”) hereby serves its second narrowed claim terms and claim constructions

to WSOU Investments LLC D/B/A Brazos Licensing and Development (“WSOU”) as to the 

Asserted Claims2 of U.S. Patent No. 8,451,839 (the “’839 Patent”), U.S. Patent No. 7,489,929 

(the “’929 Patent”), U.S. Patent No. 7,487,240 (the “’240 Patent”), U.S. Patent No. 8,179,960 

(the “’960 Patent”), U.S. Patent No. 8,730,905 (the “’905 Patent”), U.S. Patent No. 8,147,071 

(the “’071 Patent”), U.S. Patent No. 9,294,060 (the “’060 Patent”), U.S. Patent No. 9,185,036 

(the “’036 Patent”), U.S. Patent No. 9,258,232 (the “’232 Patent”), U.S. Patent No. 7,742,534 

(the “’534 Patent”), and U.S. Patent No. 7,203,505 (the “’505 Patent”) (collectively, the 

“Asserted Patents”).

1 There are 11 pending cases. Citations throughout refer to new WDTX Case Nos. -00487 through -00497, and 

specific citations reference to the docket for WDTX Case No. -00487. 2 The “Asserted Claims” as identified by WSOU in its November 3, 2020 Disclosures of Preliminary Infringement 

Contentions.

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 2 of 10
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Defendants propose the following narrowed claim term constructions3 for the Asserted 

Claims of the Asserted Patents. Defendants also incorporate by reference all claim terms / 

limitations identified in their invalidity contentions as being indefinite under indefinite under 35 

U.S.C. § 112 ¶ 2 (see Invalidity Contentions, Section IX.B as served on January 6, 2021), and as 

lacking enablement and written support under indefinite under 35 U.S.C. § 112 ¶ 1 (see

Invalidity Contentions, Section IX.A as served on January 6, 2021).

Defendants expressly reserve the right to supplement, amend, or otherwise modify their 

list of terms in any way permitted by the Federal Rules of Civil Procedure and this Court’s Local 

Rules and Patent Rules, or in response to Plaintiff WSOU’s identification of terms and elements. 

Defendants provide this disclosure based upon information reasonably known and available to 

Defendants at this time. To the extent that WSOU shows good cause and is permitted to amend 

or supplement its infringement contentions in the future, or otherwise changes or further clarifies 

the positions it has taken in this case (including to add or to change in any way the claim(s) 

currently asserted, or to modify its apparent interpretation of the scope of the claim(s)), 

Defendants reserve the right to respond.

3 Defendants reserve the remaining identified terms and maintain that they are indefinite, lack support, and/or are 

invalid under 35 U.S.C. §§ 112(a), (b), and (f).

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 3 of 10
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Group 1

Asserted 

Claim

Claim Term Preliminary Proposed Construction Extrinsic Evidence 

Support

’839 Claims 

1, 3, 6, 8, 11

“route” / “route-related information” Indefinite under 35 U.S.C. § 112(b).

’839 Claims 

1, 6, 11

“using time” Claim 6: Indefinite for lack of antecedent basis 

under 35 U.S.C. § 112(b).

Additionally, meaning “lease time”

’839 Claims 

1, 6

“said predefined using time 

indicates[ing] a [the] using time of 

said route”

Indefinite under 35 U.S.C. § 112(b).

’929 Claim 

11

“buffering bearer traffic” During a handoff process, all data from the mobile 

station is buffered at the mobile station or all data at 

the network side is buffered at the network side until 

the handoff process is complete.

’929 Claim 

14

“characteristic” Indefinite under 35 U.S.C. § 112(b)

’929 Claim 

14

“replacement hysteresis” Indefinite under 35 U.S.C. § 112(b) Optimal Timer 

Settings For The 

Soft Handover 

Algorithm in 

WCDMA | Request 

PDF 

(researchgate.net)

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 4 of 10
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3GPP, ETSI TR 

125 922 v3.2.0 

(2000-06)

’036 Claims 

1, 6-10, 12, 

17-21, 23, 24

“data flow” / “to enable thereby the 

control of at least one data flow” / 

“data flow is controlled” / “a data 

flow” / “the data flow”

Indefinite under 35 U.S.C. § 112(b)

’036 Claims 

1, 12, 23, 24

“congestion condition to enable 

thereby the control of at least one data 

flow in a manner tending to reduce the 

congestion condition”

“congestion condition” / “indication 

that a congestion condition exists”

Governed by 35 U.S.C. § 112(f)

Function: enable thereby the control of at least one 

data flow in a manner tending to reduce the 

congestion condition

Indefinite under 35 U.S.C. § 112(b)

Lacks Written description under 35 U.S.C. § 112(a);

Structure: none disclosed

Additionally, these terms are indefinite under 35 

U.S.C. § 112(b).

’036 Claims 

1, 12, 23, 24

“end-node associated with the 

congestion condition”

Written description/enablement under 35 U.S.C. § 

112(a)

’534 Claims 

1, 6

“means for selecting” / “means for 

determining”

Governed by 35 U.S.C. § 112(f)

Function: selecting a set of sub-carriers from the 

plurality of sub-carriers on which user data is to be 

communicated from a transmitter to a receiver / 

determining quality levels for sub-carriers

Indefinite under 35 U.S.C. § 112(b)

None.

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 5 of 10
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Structure: none disclosed

’534 Claims 

4, 7

“maximal number of sub-carriers” Indefinite under 35 U.S.C. § 112(b)

’534 Claims 

1, 2, 3, 5, 6, 

7, 8, 9, 13, 

16, and 17

“quality level” / “as a function of” One of a signal-to-interference ratio, a bit error rate, 

or a modulation scheme.

Group 2

Asserted 

Claim

Claim Term Preliminary Proposed Construction Extrinsic Evidence 

Support

’240 Claims 

1, 6, 13

“verifying connectivity in the network 

relating to at least Layer-2 and Layer3 objects”

Indefinite under 35 U.S.C. § 112(b)

’240 Claims 

1, 6, 13

“a given containment hierarchy” Indefinite under 35 U.S.C. § 112(b)

’240 Claims 

1, 6, 13

“the containment hierarchy affected by 

the connectivity verification result”

Lack of written description/enablement under 35 

U.S.C. § 112(a)

’240 Claims 

1, 6, 10, 13

“user-input specification” Lack of written description / enablement under 35 

U.S.C. § 112(a)

’071 Claims 

1, 9, 13, 14

“movement signalling” / “receiv[ing] 

movement signalling associated with 

the movement of the projector” / 

“corresponding movement signalling”

Indefinite under 35 U.S.C. § 112(b)

’071 Claims 

1, 13, 14

“discriminate” / “discriminate a 

movement criterion” / “the processor 

is configured to discriminate a 

movement criterion”

Indefinite under 35 U.S.C. § 112(b)

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 6 of 10
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’071 Claims 

1, 13, 14

“provide associated image data 

signalling to project associated image 

data”

Indefinite under 35 U.S.C. § 112(b)

’071 Claims 

1, 9, 13, 14

“the processor” / “wherein the 

processor is configured”

Indefinite under 35 U.S.C. § 112(b) 

’232 Claims 

1, 14

“instructions for execution by a traffic 

flow control system for performing 

flow control on a flow of data packets 

for transmission over a link”

“flow control”

Governed by 35 U.S.C. § 112(f)

Function: execution by a traffic flow control system 

for performing flow control on a flow of data 

packets for transmission over a link 

Indefinite under 35 U.S.C. § 112(b); Structure: none 

disclosed.

Additionally, “flow control” means “regulate 

movement of a series of data packets”

Wiley Electrical 

and Electronics 

Engineering 

Dictionary

’232 Claims 

1, 14

“transmission over a link” Indefinite under § 112(b)

’232 Claims 

1, 14

“period of congestion” Lack of written description under 35 U.S.C. § 112(a)

’232 Claims 

1, 14

“rate limiting” Lack of written description under 35 U.S.C. § 

112(a).

Group 3

Asserted 

Claim

Claim Term Preliminary Proposed Construction Extrinsic Evidence 

Support

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 7 of 10
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’960 Claims 

1, 2, 3, 9, 10, 

15, 16, 17, 

23, and 24 

“virtual reference” A group of pixels used as reference material for 

encoding portions of the video signal, but that does 

not comprise or represent any portion of the actual 

video sequence to be displayed.

’960 Claims 

1, 9, 15, 23

“does not represent any portion of any 

individual frame of the original video 

signal”

Data generated based on a portion of a video signal 

but not to be displayed with the video signal.

’960 Claims 

3, 17

“minimize differences” Indefinite under 35 U.S.C. § 112(b)

’905 Claims 

5, 15

“during a time interval between data 

transmission intervals during the 

transmission period”

Indefinite under 35 U.S.C. § 112(b)

’905 Claims 

5, 16

“at least one frequency channel 

indicator”

Indefinite under 35 U.S.C. § 112(b)

’905 Claims 

9, 21

“causing the transmission of the 

reservation message on each 

frequency band separately”

Indefinite under 35 U.S.C. § 112(b)

’060 Claims 

1 and 10

“extracting a feature vector” Indefinite under 35 U.S.C. § 112(b)

’060 Claims 

1 and 10

“the level value is attenuated” Indefinite under 35 U.S.C. § 112(b)

’060 Claims 

1 and 10

“spectral shape parameter” A sub band energy level value or a sub band gain 

factor based on the sub band energy level value.

’505 Claims

1, 14, 23

“a formatter to format the received 

data into at least one SMS (Short 

Message Service) message”

Governed by 35 U.S.C. § 112(f)

Function: formatting the received data into at least 

one SMS (Short Message Service) message 

None.

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 8 of 10
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“formatting” / “formatter to format”

Indefinite under 35 U.S.C. § 112(b); specification 

fails to describe it

Structure: none disclosed

Indefinite under 35 U.S.C. § 112(b)

Lack of Written description under 35 U.S.C. § 

112(a)

’505 Claim 

14

“data message receiver” Indefinite under 35 U.S.C. § 112(b)

Lack of Written description under 35 U.S.C. § 

112(a)

’505 Claims 

1, 14, 23

“SMS (Short Message Service)” Cellular based messages of limited size consisting of 

text and numbers.

Wiley-IEEE 

Hargrave’s 

communications 

dictionary (with 

minor 

modification)

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 9 of 10
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DATED: March 2, 2021 Respectfully submitted,

/s/Lionel M. Lavenue 

Lionel M. Lavenue 

Virginia Bar No. 49,005

lionel.lavenue@finnegan.com 

FINNEGAN, HENDERSON, FARABOW, 

GARRETT & DUNNER, LLP

1875 Explorer Street, Suite 800

Reston, VA 20190

Phone: (571) 203-2700

Fax: (202) 408-4400

ATTORNEY FOR DEFENDANTS

CERTIFICATE OF SERVICE

I hereby certify that all counsel of record, who are deemed to have consented to

electronic service, are being served on March 2, 2021 with a copy of this document via

email.

/s/Lionel M. Lavenue 

Lionel M. Lavenue 

Case 6:20-cv-00497-ADA Document 66-5 Filed 04/09/21 Page 10 of 10