PHP - Skicka parameter till databas

Notice: Use of undefined constant Typ - assumed 'Typ' in C:\workspace\phpdemo\html\Search2\inc\uppdatera.php on line 11

Notice: Undefined index: Typ in C:\workspace\phpdemo\html\Search2\inc\uppdatera.php on line 11

<form class="navbar-form navbar-left" role="search" action="inc/uppdatera.php" name="Typ" title="Typ" method="post" style="background-color:">
	<div>
	    <div class="form-group">
			<input type="text" class="form-control pull-left" placeholder="Sök artikel" id="searchInput">
				</div>
					<button type="submit" class="btn btn-default"><span class="fa fa-search"></span></button>
				</div>
</form>

<?php 



try {
		$dbh = new PDO('mysql:host=localhost;dbname=artiklardb', 'root', 'MySQL'); //Försöker ansluta
} catch (PDOExeption $exeption) {
		echo "Connection error: " . $exeption->getMessage();
}

$name = $_POST[Typ];
echo $name;

$sql = "SELECT * FROM books5 WHERE genre = '$name'";



$smtp = $dbh -> prepare($sql); //Förbereder att utföra SQL.

$smtp -> execute(); //´Kör SQL


foreach($smtp as $heroData){
    echo '<tbody>';
    echo '<tr>';
    //echo '<th scope="row" class="text-center"><img class="img img-thumbnail text-center" src="',$heroData['image'], '" alt="Sports"></img></th>'; 
    echo '<th scope="row" class="text-center"><img class="img img-thumbnail text-center" src="http://lorempixel.com/140/140/sports/1" alt="Sports"></th>';	            
    echo '<td>',$heroData['author'],'</td>';    
    echo '<td>',$heroData['title'],'</td>';          
    echo '<td>',$heroData['genre'],'</td>';
    echo '<td class="text-right">', $heroData['price'],'</td>';
    echo '<td class="text-center">', $heroData['datePublish'],'</td>';		            
    echo '<td>',$heroData['description'],'</td>';
    echo '</tr>';	
    echo '</tbody>';			           
}

header("Location: http://localhost:1234/search2/search-results.php");
exit;