Acer Aspire 3680 LM 14 Intel WIFI Won't stay connected

[JohnS.]

My Intel wireless card won't stay connect to my wireless network. It will connect and be usable but it keeps dropping and reconnecting. thank you for the help

johnny@johnny-Aspire-3680 ~ $ sudo /usr/lib/linuxmint/mintWifi/mintWifi.py
[sudo] password for johnny:
\-------------------------
* I. scanning WIFI PCI devices...
-- Intel Corporation PRO/Wireless 3945ABG [Golan] Network Connection (rev 02)
==> PCI ID = 8086:4222 (rev 02)
-------------------------
* II. querying ndiswrapper...
-------------------------
* III. querying iwconfig...
wlan0 IEEE 802.11abg ESSID:"Stephens Home"
Mode:Managed Frequency:2.452 GHz Access Point: 98:FC:11:D9:27:8C
Bit Rate=54 Mb/s Tx-Power=15 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:off
Link Quality=70/70 Signal level=-34 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:1 Invalid misc:56 Missed beacon:0

lo no wireless extensions.

eth0 no wireless extensions.

-------------------------
* IV. querying ifconfig...
eth0 Link encap:Ethernet HWaddr 00:1b:24:3e:a7:ff
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
Interrupt:16

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:10382 errors:0 dropped:0 overruns:0 frame:0
TX packets:10382 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1611168 (1.6 MB) TX bytes:1611168 (1.6 MB)

wlan0 Link encap:Ethernet HWaddr 00:19:d2:8d:19:bd
inet addr:121.160.21.4 Bcast:121.160.21.255 Mask:255.255.255.0
inet6 addr: fe80::219:d2ff:fe8d:19bd/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:333667 errors:0 dropped:0 overruns:0 frame:0
TX packets:169221 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:283285169 (283.2 MB) TX bytes:30340602 (30.3 MB)