Annual report pursuant to Section 13 and 15(d)

Summary Of Significant Accounting Policies (Details)

v3.23.1
Summary Of Significant Accounting Policies (Details) - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Product Information [Line Items]    
Total Revenue $ 36,029,000
Fully Paid Licenses [Member]    
Product Information [Line Items]    
Total Revenue 17,000,000 [1]
Royalty Bearing Licenses [Member]    
Product Information [Line Items]    
Total Revenue $ 19,029,000 [2]
[1] Includes $17,000,000 received from Hewlett-Packard related to settlement of a patent litigation (see Note K[1] hereof).
[2] Includes (1) $18,691,890 of royalty revenue from Cisco Systems, Inc. from resolution of a dispute under its license agreement with the Company and (2) $337,000 of royalty revenue received from Plantronics, Inc.