Issued Patents All Time
Showing 76–93 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5991627 | Control of handover and transmission power control of mobile station in a mobile telecommunications system | Zhi-Chun Honkasalo, Harri Honkasalo, Harri Posti, David Lin | 1999-11-23 |
| 5898925 | Method and arrangement for effecting transmission power control and/or handover of a mobile station assigned two or more time slots per frame in a TDMA telecommunications system | Zhi-Chun Honkasalo, Harri Honkasalo, Harri Posti | 1999-04-27 |
| 5793744 | Multichannel high-speed data transfer | Mikko Kanerva, Juha Rasanen, Harri Honkasalo | 1998-08-11 |
| 5786782 | Multiplexed signal conversion | Kjell Ostman, Timo Kolehmainen | 1998-07-28 |
| 5774813 | Method and apparatus for controlling the power consumption of an electronic device | — | 1998-06-30 |
| 5729541 | System for transmitting packet data in radio telephone TDMA systems | Jari Hamalainen, Arto Karppanen, Zhi-Chun Honkasalo, Wang Ling | 1998-03-17 |
| 5729534 | Dynamic allocation of radio capacity in a TDMA system | Jari Hamalainen, Harri Posti | 1998-03-17 |
| 5717319 | Method to reduce the power consumption of an electronic device comprising a voltage regulator | — | 1998-02-10 |
| 5640395 | System for transmitting packet data in digital cellular time division multiple access (TDMA) air interface | Jari Hamalainen, Zhi-Chun Honkasalo | 1997-06-17 |
| 5577024 | Multiple access radio system | Esa Malkamaki | 1996-11-19 |
| 5570369 | Reduction of power consumption in a mobile station | — | 1996-10-29 |
| 5557639 | Enhanced decoder for a radio telephone | Ilkka Heikkila, Jukka Ranta | 1996-09-17 |
| 5491832 | Cellular radio communications system | Esa Malkamaki | 1996-02-13 |
| 5483668 | Method and apparatus providing handoff of a mobile station between base stations using parallel communication links established with different time slots | Esa Malkamaki | 1996-01-09 |
| 5416435 | Time measurement system | Sakari Jorri | 1995-05-16 |
| 5396657 | Selectable filter for reducing Gaussian noise, co-channel and adjacent channel interference in a radio-telephone receiver | — | 1995-03-07 |
| 5331638 | Gain control in a TDMA radio-telephone system | Harri Honkasalo, Seppo E. M. Lamberg | 1994-07-19 |
| 5327439 | Efficiency of the Viterbi algorithm | Kari-Pekka Estola | 1994-07-05 |