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| Number | Title | Issue Date |
| 5845243 | Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of audio information The compression method utilizes a combination of both lossy and lossless compression to achieve significant compression while retaining very high subjective quality of the reconstructed or decompressed signal. Methods and apparatus for compression and dec... | 12/01/1998 |
| 5797771 | Cable connector An electrical connector particularly adapted for use in a PCMCIA standard connector designed for increased performance, ease of manufacturing, and allowing the connector casing to contain a printed circuit board having larger components is presented. A gr... | 08/25/1998 |
| 5783999 | Audio warning device for use with a line current protection circuit in a PCMCIA-architecture modem card A novel line-current protection circuit that is useable with a PCMCIA modem card is disclosed. The protection circuit is adapted to detect when an excessive voltage is present across the tip and the ring leads of a telephone subscriber loop by sensing the... | 07/21/1998 |
| 5777836 | Line current protection circuit and method for use with a PCMCIA-architecture modem card A novel line-current protection circuit and method that is useable with a PCMCIA modem card is disclosed. The protection circuit is adapted to detect when an excessive voltage is present across the tip and the ring leads of a telephone subscriber loop by ... | 07/07/1998 |
| 5650669 | Portable computer/radio power management system An electrical power management system for supplying power to a computer peripheral having a relatively high intermittent power demand, such as a packet-switched data radio. A first self-contained rechargeable power supply, outputting power appropriate for... | 07/22/1997 |
| 5649001 | Method and apparatus for adapting a communication interface device to multiple networks A reconfigurable communication interface system is provided comprising a reconfigurable communication interface device and a communication adapter cable. The reconfigurable communication interface device contains means to identify a valid communication ad... | 07/15/1997 |
| 5638540 | Portable computer/radio power management system An electrical power management system for supplying power to a computer peripheral having a relatively high intermittent power demand, such as a packet-switched data radio. A first self-contained rechargeable power supply, outputting power appropriate for... | 06/10/1997 |
